<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Reflect</title>
</head>
<body>
<script>
    const target = {
        foo: 0
    };
    const result = Reflect.set(target, 'foo1', 1);
    const result1 = Reflect.deleteProperty(target, 'foo1');
    console.log(result1); // true
</script>
</body>
</html>
